OpenTechnical

OT-2026-000036720

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000036720) never changes.

Identity and time

Publication numberOT-2026-000036720 · never reused
Internal UUID01a0ae77-46e8-7722-acfb-58732dae2ec0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036720
StatusPUBLIC

Content hashes

Canonical text0127cb045c1855e758777840380506f2ecdf86776af623f478f62745bc98262a
Markdowne57be1f0a4aeb3a8b7926543b3fd4b2dcb5532b31cff26d867c5071e0768d0a8
PDF
Publication page9563cbada4d977645223fdf1d4e99aeac82ceb4365ba20a6499ce51365df1535
Manifestd95b5a647a2aea0957215ec60b8c6919f7c45a756ed845b1fa1577b2ff6c5054

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureDPfB/WkCRjLCqz3MuPUMJGxeP2hBHe3IgN8klanHfhLlh+GB8xMKsotPuOMD60DSxbZizSDvgXnwQKUhN+dSAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:04.998868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036720
observed 9563cbada4d977645223fdf1d4e99aea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:04.981580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036720/manifest.json
observed d95b5a647a2aea0957215ec60b8c6919...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:04.961442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036720/publication.md
observed e57be1f0a4aeb3a8b7926543b3fd4b2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:04.944917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036720/publication.txt
observed 0127cb045c1855e758777840380506f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.